Cable guide for a computed tomography system
A cable guidance system for a computed tomography system, wherein a gantry of the computed tomography system is repositionable in a direction of movement perpendicular to the gantry, the cable guidance system comprising: a vertical column arranged on the gantry and running vertically upward from a base of the computed tomography system; and a first articulated arm and a second articulated arm. The first articulated arm is rotatably connected to an upper end of the vertical column above the gantry via a first point of articulation, and rotatably connected, via a second point of articulation, to the second articulated arm which is likewise arranged above the gantry. At least one supply line runs in a repositionably guided manner along longitudinal axes of the first and second articulated arms.
1 . A cable guidance system for a computed tomography system, a gantry of the computed tomography system being configured to be repositioned in a first direction of movement, and the cable guidance system comprising:
a vertical column on the gantry, the vertical column extending vertically upward from a base of the computed tomography system; and
a first articulated arm and a second articulated arm, the first articulated arm being rotatably connected to an upper end of the vertical column via a first point of articulation, the first articulated arm being rotatably connected to the second articulated arm via a second point of articulation, the upper end of the vertical column and the second articulated arm being above the gantry, at least one supply line extending in a repositionably guided manner along longitudinal axes of the first articulated arm and the second articulated arm, at least one of the first articulated arm or the second articulated arm includes at least one of a first deflection roller or a second deflection roller, and the at least one supply line running in a circumferentially repositionably guided manner about the at least one of the first deflection roller or the second deflection roller.
2 . The cable guidance system as claimed in claim 1 , further comprising:
a cylinder segment in the first point of articulation, the at least one supply line running in a circumferentially repositionably guided manner about the cylinder segment.
3 . The cable guidance system as claimed in claim 2 , wherein the at least one of the first deflection roller or the second deflection roller includes the first deflection roller at the second point of articulation.
4 . The cable guidance system as claimed in claim 2 , wherein
the second articulated arm is rotatably connected to a ceiling-mounted third point of articulation above the gantry;
the at least one of the first deflection roller or the second deflection roller includes the second deflection roller at the ceiling-mounted third point of articulation; and
the at least one supply line runs in a circumferentially repositionably guided manner about the ceiling-mounted third point of articulation.
5 . The cable guidance system as claimed in claim 2 , wherein the at least one supply line is in an energy chain.
6 . The cable guidance system as claimed in claim 1 , wherein the at least one of the first deflection roller or the second deflection roller includes the first deflection roller at the second point of articulation.
7 . The cable guidance system as claimed in claim 6 , wherein the at least one of the first deflection roller or the second deflection roller includes the first deflection roller at the second point of articulation.
8 . The cable guidance system as claimed in claim 6 , wherein
the second articulated arm is rotatably connected to a ceiling-mounted third point of articulation above the gantry;
the at least one of the first deflection roller or the second deflection roller includes the second deflection roller at the ceiling-mounted third point of articulation; and
the at least one supply line runs in a circumferentially repositionably guided manner about the ceiling-mounted third point of articulation.
9 . The cable guidance system as claimed in claim 1 , wherein
the second articulated arm is rotatably connected to a ceiling-mounted third point of articulation above the gantry;
the at least one of the first deflection roller or the second deflection roller includes the second deflection roller at the ceiling-mounted third point of articulation; and
the at least one supply line runs in a circumferentially repositionably guided manner about the ceiling-mounted third point of articulation.
10 . The cable guidance system as claimed in claim 9 , wherein the ceiling-mounted third point of articulation is configured to permit the second articulated arm and a carriage to form angles between 10° and 270°.
11 . The cable guidance system as claimed in claim 10 , wherein
a center axis of a cylinder segment runs through the first point of articulation; and
the first articulated arm is connected to the vertical column at the center axis of the cylinder segment.
12 . The cable guidance system as claimed in claim 9 , further comprising:
a ceiling-mounted horizontal column extending above the gantry, a longitudinal axis of the ceiling-mounted horizontal column extending parallel to the first direction of movement a carriage being on the ceiling-mounted horizontal column, the carriage being repositionable in a longitudinal direction of the ceiling-mounted horizontal column, and a third point of articulation being on the carriage.
13 . The cable guidance system as claimed in claim 1 , wherein the at least one supply line is in an energy chain.
14 . The cable guidance system as claimed in claim 1 , wherein the second point of articulation is configured to permit the first articulated arm and the second articulated arm to form angles between 10° and 170°.
15 . The cable guidance system as claimed in claim 14 , wherein
the at least one of the first deflection roller or the second deflection roller includes the first deflection roller;
an axis of rotation of the first deflection roller runs through the second point of articulation; and
the first articulated arm and the second articulated arm are connected together at the axis of rotation of the first deflection roller.
16 . The cable guidance system as claimed in claim 1 , further comprising:
a ceiling-mounted horizontal column extending above the gantry, a longitudinal axis of the ceiling-mounted horizontal column extending parallel to the first direction of movement, a carriage being on the ceiling-mounted horizontal column, the carriage being repositionable in a longitudinal direction of the ceiling-mounted horizontal column, and a third point of articulation being on the carriage.
17 . The cable guidance system as claimed in claim 16 , wherein
the at least one of the first deflection roller or the second deflection roller includes the second deflection roller;
an axis of rotation of the second deflection roller runs through the third point of articulation; and
the second articulated arm is connected to the carriage at the axis of rotation of the second deflection roller.
18 . The cable guidance system as claimed in claim 16 , wherein the carriage includes a reserve module configured to provide a reserve supply line.
19 . The cable guidance system as claimed in claim 18 , wherein the reserve module includes a loop of supply line and a third deflection roller, the third deflection roller being arranged against a spring force, and the loop of supply line being circumferentially repositionably guided about the third deflection roller.
20 . A cable guidance system for a computed tomography system, the cable guidance system comprising:
a first articulated arm and a second articulated arm, each of the first articulated arm and the second articulated arm having a load-bearing hollow profile, at least one supply line running in a mounting element along longitudinal axes of the first articulated arm and the second articulated arm outside the load-bearing hollow profile, at least one of the first articulated arm or the second articulated arm includes at least one of a first deflection roller or a second deflection roller, and the at least one supply line running in a circumferentially repositionably guided manner about the at least one of the first deflection roller or the second deflection roller.
21 . A computed tomography system to generate tomographic X-ray images, the computed tomography system comprising:
a gantry configured to be repositioned in a first direction of movement; and
the cable guidance system as claimed in claim 1 .
22 . The computed tomography system as claimed in claim 21 , further comprising:
a rail system, the gantry being repositionable on the rail system between two examination rooms over a distance of up to 12 m.
23 . The computed tomography system as claimed in claim 22 , wherein the gantry is configured to rotate 180° about a vertical axis running through an isocenter of the gantry during a repositioning movement along the rail system.